Traffic Light: 1,Low consumption ,long life,visual angle larger 2,Up to Q/PL01-2003 3,Water resistant solar traffic light:TECHNICAL PARAMETER :1,Voltage: AC 12V2,Luminous Intensity : red(620nm) ,yellow(589),green(740nm)3,Light soucer : LED4,LED life time :100,000hours5,Work temperature: -40 °C~+75 °C6,Visibility Distance : 500M